The certification status of the certified enterprise can be queried through the website of Century Science and Environment Inspection Certification (Beijing) Co., Ltd. The query method is as follows:
http://www.bjcetc.cn Continue clicking on "Public Documents" and then click on "Certification Certificate Information Query" (note: for organic inputs, click on "Organic Input - Certificate Query")

Enter the "National Certification and Accreditation Information Public Service Platform"

Continue entering 'company name'
 
Continue clicking on 'Search'